Home / 13,027.82-19,543.74-4,260.64

Finding the Fourth Proportional to 13,027.82, 19,543.74 and 4,260.64

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Solution

The fourth proportional to 13,027.82, 19,543.74 and 4,260.64 is: 6,391.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,027.82 : 19,543.74 = 4,260.64 : x
  2. Step 2: Convert to fraction form
    13,027.82/19,543.74 = 4,260.64/x
  3. Step 3: Cross multiply
    13,027.82x = 19,543.74 × 4,260.64
  4. Step 4: Simplify right side
    13,027.82x = 83,268,840.39
  5. Step 5: Solve for x
    x = 83,268,840.39/13,027.82
  6. Step 6: Final answer
    x = 6,391.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.